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Oval|Lab Grown|IGI

3.03ct F SI1 Oval Lab Grown Diamond

EX • F/SI1 • IGI LG678584112

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG678584112

Diamond specifications and retailer prices

From $540 SGD
As of November 6, 2026
Save $5,099 SGD (90%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $5,639 SGD at Brilliant Earth · As of November 6, 2026
View at Brilliant Earth

About this 3.03ct lab-grown oval diamond

This 3.03ct lab-grown oval sits in the three to five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG678584112 or 678584112. Listed at 16 retailers as of November 6, 2026, with prices from $540 to $5,639, a $5,099 spread on the same certified stone. Brilliant Earth lists it at $5,639. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

3.03
Carat
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31°
Pavilion angle42.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG678584112
Dimensions11.60 × 8.26 × 5.19 mm
L/W Ratio1.40
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.60 mm8.26 mm3.03 ctF / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG678584112
Side View
Table 60.0%Crown 31°Girdle: MED-STKPavilion 42.6°Culet: NoneDepth 62.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: $5,639 SGD|Low: $540 SGD|High: $5,639 SGD|Avg: $1,512 SGD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
November 6, 2026
Retailer 7$540 SGD
Retailer 6$605 SGD
Retailer 12$624 SGD
Retailer 13$669 SGD
Retailer 4$859 SGD
Retailer 15$900 SGD
Retailer 14$1,056 SGD
Retailer 8$1,092 SGD
Retailer 2$1,119 SGD
Retailer 5$1,321 SGD
Retailer 11$1,624 SGD
Retailer 3$2,153 SGD
Retailer 10$2,384 SGD
Retailer 9$2,452 SGD
Brilliant Earth$5,639 SGD

46 data points across 15 retailers

16 retailers$540 SGD to $5,639 SGD

A
Cheapest Retailer
-
$540 SGD
A
Retailer 2
-
$605 SGD
View
A
Retailer 3
-
$624 SGD
View
Final sale: no returns
A
Retailer 4
-
$669 SGD
View
Retailer 5
-
$698 SGD
View
Price last confirmed 12 days ago
A
Retailer 6
-
$859 SGD
View
B+
Retailer 7
-
$900 SGD
View
A
Retailer 8
-
$1,056 SGD
View
A
Retailer 9
-
$1,092 SGD
View
A
Retailer 10
-
$1,119 SGD
View
A
Retailer 11
-
$1,321 SGD
View
B+
Retailer 12
-
$1,624 SGD
View
B+
Retailer 13
-
$2,153 SGD
View
B+
Retailer 14
-
$2,384 SGD
View
B+
Retailer 15
-
$2,452 SGD
View
Most Expensive
B
Brilliant Earth
17470454A · Nov 6
$5,639 SGD
$4,400 USD
View
15 more retailers have this diamond
Prices start from $540 SGDSave up to $5,099 SGD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
3.03ct Oval
$540 SGD